Latest M4 traffic news, updates & roadworks

M4 Traffic

Latest M4 Traffic News

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Latest M4 Traffic News Updates

5 matching items - showing 1-5 of 5 total available news items

  • Hardshoulder closure

    Active nowRoadworksEastbound
    Time now: Sunday, 16 August 2026, 06:40

    06:3016 Aug 2026reported 9 min ago

    Location
    M4 eastbound between J17 and J16
    Direction
    Eastbound
    Lanes closed
    Hard shoulder closed
    Reason
    Roadworks
    Schedule
    23:59 Tue 27 Apr 2021 → 18:00 Fri 30 Jul 2027
    ⏳Long-term works - HA planned end: 18:00 Fri 30 Jul 2027.

  • M4 Westbound Jct 4B to M25 Clockwise and Anti-clockwise Jct 15 exit slip road lane 2 closure

    PlannedRoadworksAnticlockwise Slip road closed
    Time now: Sunday, 16 August 2026, 06:40

    06:3016 Aug 2026reported 9 min ago

    Location
    link road from M4 J4B westbound to M25 J15
    Direction
    Anticlockwise
    Lanes closed
    Slip road closed
    Reason
    Construction work
    Schedule
    22:30 Sun 16 Aug → 05:30 Mon 17 Aug

    Forecast - not confirmed

    🚧HA scheduled: 22:30 Sun 16 Aug → 05:30 Mon 17 Aug starts in about 16 hours · lasts ~7h 00m

  • M4 Eastbound Jct 4B to M25 Clockwise and Anti-clockwise Jct 15 exit slip road lane 1 closure

    PlannedRoadworksAnticlockwise Slip road closed
    Time now: Sunday, 16 August 2026, 06:40

    06:3016 Aug 2026reported 9 min ago

    Location
    link road from M4 J4B eastbound to M25 J15
    Direction
    Anticlockwise
    Lanes closed
    Slip road closed
    Reason
    Construction work
    Schedule
    22:30 Sun 16 Aug → 05:30 Mon 17 Aug

    Forecast - not confirmed

    🚧HA scheduled: 22:30 Sun 16 Aug → 05:30 Mon 17 Aug starts in about 16 hours · lasts ~7h 00m

  • M4 Eastbound Jct 5 to Jct 4B lane 1 closure

    PlannedRoadworksEastbound
    Time now: Sunday, 16 August 2026, 06:40

    06:3016 Aug 2026reported 9 min ago

    Location
    M4 eastbound between J5 and J4B
    Direction
    Eastbound
    Lanes closed
    Lane closures
    Reason
    Construction work
    Schedule
    22:30 Sun 16 Aug → 05:30 Mon 17 Aug

    Forecast - not confirmed

    🚧HA scheduled: 22:30 Sun 16 Aug → 05:30 Mon 17 Aug starts in about 16 hours · lasts ~7h 00m

  • M25 Clockwise Jct 15 to Jct 16 carriageway closure

    PlannedRoadworksClockwise Road closed
    Time now: Sunday, 16 August 2026, 06:40

    06:3016 Aug 2026reported 9 min ago

    Location
    link road from M4 J4B eastbound to M25 J15
    Direction
    Clockwise
    Lanes closed
    Carriageway closed
    Reason
    Construction work
    Schedule
    22:30 Sun 16 Aug → 05:30 Mon 17 Aug

    Forecast - not confirmed

    🚧HA scheduled: 22:30 Sun 16 Aug → 05:30 Mon 17 Aug starts in about 16 hours · lasts ~7h 00m

    • Updated 06:40 Sun 16 Aug

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    Latest M4 Traffic News Updates

    How to find the latest M4 traffic news

    Our live M4 feed updates throughout the day with the latest reports on delays, roadworks, accidents, closures and congestion along the M4 motorway. Search by junction number and direction — eastbound or westbound — to focus on the stretch you’re travelling, whether that’s the M25 interchange at Junction 4b, the Severn crossing, the M5 at Almondsbury, or the run into Cardiff and Swansea. A quick check before you leave can save you sitting in avoidable traffic.